Knowledge base for software setup, errors, and daily tool work.

How to Fix Remote Desktop Slow Over VPN

If your Remote Desktop (RDP) session is sluggish over VPN—laggy mouse, slow screen updates, frequ...

Fix PowerShell Proxy Authentication Failed Errors

Fix Windows Defender Connection Refused on Windows 10

When you see "connection refused" while using Windows Defender on Windows 10, it usually means th...

Fix Remote Desktop Connection Settings Reset Error 0x4

When you try to start a Remote Desktop session and see error 0x4, the connection settings might h...

Fix Microsoft Store High Memory Usage on Windows 10

If you notice the Microsoft Store process consuming hundreds of MBs of RAM even when idle, you're...

How to Fix Windows Defender Real-Time Protection Stuck

Windows Defender’s real-time protection sometimes gets stuck—either refusing to turn on after bei...